Manitowoc Grove GRT8120 User Manual

OPERATING PROCEDURES GRT8120 OPERATOR MANUAL
4-72 Published 3-22-2021, Control # 702-02
Cab Not Fully Lowered
Alert
Constant On – Indicates the cab is not in the fully lowered position.
Flashing – Indicates one of the following has occurred:
- Operator is trying to tilt the cab while the parking brake is not
applied, the transmission is not in neutral, or the seat switch is not
active (operator is not sitting in the seat).
- Engine is started while the parking brake is not applied and the cab
is not fully lowered.
- Operator is trying to operate the outriggers while the cab is not fully
lowered.
Drive functions are disabled when this indicator is on.
-29°C (-20°F)
Temperature Alert
Indicates the ambient temperature is below -29°C (-20°F). All crane functions
are locked out.
Third Wrap Alert - Main
Hoist
Indicates the minimum number of wraps of rope required has been reached
on the main hoist.
When the indicator comes on (red), the warning buzzer will sound. The crane
system will lock-out the hoist down and telescope out crane functions.
Third Wrap Alert -
Auxiliary Hoist
Indicates the minimum number of wraps of rope required has been reached
on the auxiliary hoist.
When the indicator comes on (red), the warning buzzer will sound. The crane
system will lock-out the hoist down and telescope out crane functions.
Engine Wait-To-Start
Alert
Indicates the outside ambient temperature is low and preheating of the air
inside the air-intake manifold is required.
Do not start engine until indicator goes off.
Transmission
Not-In-Neutral Alert
Indicates the operator is trying to perform an operation that requires the
transmission to be in neutral, to include the following operations:
- Shifting the transmission between two-wheel drive (high range) and
four-wheel drive (low range).
- Starting the engine.
- Tilting the cab.
- Shifting the transmission to forward or reverse gear while the cab is
not fully lowered, the brake pedal is not pressed, or the RCL is
programmed with a non-travel rigging code.
- Switching the steering direction using the Steering Reversal Switch.
Operator must first shift the transmission to neutral, then try the operation
again.
Emergency Stop Active
Alert
...
Indicates the Emergency Stop Switch is pushed in. When the
indicator comes on, the warning buzzer will sound
Name Symbol Description

Manitowoc Grove GRT8120 Specifications

General

Brand	Manitowoc
Model	Grove GRT8120
Category	Construction Equipment
Language	English